code: def is_nonzero(input):
      return ivy.nonzero(input)[0].size != 0
  
file_path: ivy/ivy/functional/frontends/torch/tensor_functions.py
imports: import ivy
  from ivy.func_wrapper import with_supported_dtypes
  from ivy.functional.frontends.torch.func_wrapper import to_ivy_arrays_and_back
label_desc: Use image node_id 3 for calling a global function with example usage: is_nonzero(input) and returns: unknown